[{"data":1,"prerenderedAt":4},["ShallowReactive",2],{"chart:lets-do-it-lets-fall-in-love":3},"title: Let's Do It (Let's Fall In Love)\ncomposer: Cole Porter\nstyle: Medium Swing\nkey: Bb\nform: AABA, 32 bars\n# analysis: 2026-10-31, rules v2; Bb\n\nsection: A1\n# area: Bb major (A1 1 – B 5)\n1  | Bb6    # tonic: the 4th is in the key\n1  | Bdim7  # vii°7 of Cm7: G7♭9 without its root\n2  | Cm7    # ii of the ii–V to Bb\n2  | F7     # V7 of Bb: natural tensions\n3  | Bb6    # tonic: the 4th is in the key\n3  | Bb7    # V7\u002FIV in Bb: natural tensions\n4  | Eb6    # the Bb7 before it makes Eb the key of the moment: the 4th is in the key\n4  | Ebm6   # a minor sixth chord: Dorian\nalt 4  | Eb6    # the Bb7 before it makes Eb the key of the moment: the 4th is in the key\nalt 4  | Ab9    # ♭VII7 from the parallel minor: Lydian Dominant\n5  | Dm7    # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n5  | G7b9   # V7\u002Fii in Bb: the b13 is in the key, the b9 from the symbol\n6  | Cm7    # ii of F7: Dorian\n6  | F7     # V7\u002FI in Bb: natural tensions\n7  | D7#5   # extended dominant: each one falls a fifth into the next: #11 and b13 from the symbol\n7  | G7b9   # extended dominant: each one falls a fifth into the next: the b9 from the symbol\n8  | C9     # V7 of V7: the dominant of the dominant: natural tensions\n8  | F7#5   # V7 of Bb: #11 and b13 from the symbol\n9  | Bb6    # tonic: the 4th is in the key\n9  | Eb7    # IV7 in Bb, not resolving: the #11 is in the key\n10 | Bb6    # tonic: the 4th is in the key\n10 | D7#5   # V7\u002Fvi in Bb: b9 and b13 are in the key, the #11 from the symbol\n@ending 1 7 8\n@ending 2 9 10\n\nsection: B\n1  | Gm6    # a minor sixth chord: Dorian\n2  | Cm7    # ii: Dorian, the key’s own notes\n2  | Cm6    # a minor sixth chord: Dorian\nalt 2  | Eb9    # IV7 in Bb, not resolving: the #11 is in the key\nalt 2  | Cm6    # a minor sixth chord: Dorian\n3  | Dm7    # iii: Phrygian, the key's own notes (the ♭2 is a passing note)\n4  | Fm7    # ii of the ii–V to Eb\n4  | Bb7b9  # V7\u002FIV in Bb: the b9 from the symbol\n5  | Eb6    # the Bb7b9 before it makes Eb the key of the moment: the 4th is in the key\n# area: Db major (B 6–7)\n6  | Ebm7   # ii of the ii–V to Db\n6  | Ab7    # V7 of Db: natural tensions\n7  | Db6    # tonic: the 4th is in the key\n# area: Bb major (B 8 – A2 8)\n8  | Cm7    # ii of the ii–V to Bb\n8  | F7#5   # V7 of Bb: #11 and b13 from the symbol\n\nsection: A2\n1  | Bb6    # tonic: the 4th is in the key\n1  | Bdim7  # vii°7 of Cm7: G7♭9 without its root\n2  | Cm7    # ii of the ii–V to Bb\n2  | F7     # V7 of Bb: natural tensions\n3  | Bb6    # tonic: the 4th is in the key\n3  | Bb7    # extended dominant: V7 of Eb7\n4  | Eb7    # IV7 in Bb, not resolving: the #11 is in the key\n5  | Bb6\u002FD  # tonic: the 4th is in the key\n5  | Gm7    # vi: Aeolian, the key's own notes (the ♭6 is a passing note)\n6  | Cm7    # ii of the ii–V to Bb\n6  | F7b9   # V7 of Bb: the b9 from the symbol\n7  | Bb6    # tonic: the 4th is in the key\n7  | G7#5   # V7\u002Fii in Bb: the b13 is in the key, the #11 from the symbol\n8  | Cm7    # ii of the ii–V to Bb\n8  | F7#5   # V7 of Bb: #11 and b13 from the symbol\n",1793575893727]